Select a problem set using the buttons above, then use your
mouse or tab key to select a question. Fill in the blank
with the correct answer for each problem. When you have
answered all of the questions, ask Charlie how you did.

Finish translating each mathematical expression into words.Fill in each blank with sum, difference, or is.

8 - 7

The of eight and seven.

-5 + 3

The of negative five and three.

x - 20 = 4

The difference of x and twenty four.

12 - y

The of twelve and y.

-2 + z = 6

The of negative two and z is six.

w + 11 = 10

The sum of w and eleven ten.

Finish translating each mathematical expression into words.Fill in each blank with sum, difference, or is.

2 + 8

The of two and eight.

x + 3 = 13

The of x and three is thirteen.

-5 - y = 7

The difference of negative five and y seven.

9 - 2

The of nine and two.

z - 1 = 50

The difference of z and one fifty.

w - 6

The of w and six.

Finish translating each mathematical expression into words.Fill in each blank with sum, difference, or is.